mirror of
https://bitbucket.org/s_l_teichmann/mtsatellite
synced 2024-11-08 19:20:25 +01:00
96 lines
1.8 KiB
Go
96 lines
1.8 KiB
Go
// Copyright 2014 by Sascha L. Teichmann
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// Use of this source code is governed by the MIT license
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// that can be found in the LICENSE file.
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package main
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import (
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"log"
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"os"
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"path/filepath"
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"strconv"
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"sync"
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"bitbucket.org/s_l_teichmann/mtsatellite/common"
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)
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const (
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baseLevelDir = "8"
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)
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type blockPos struct {
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x, z int16
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j, i int
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}
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func createTiles(
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btc *common.BaseTileCreator,
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jobs chan blockPos,
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done *sync.WaitGroup) {
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defer done.Done()
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defer btc.Close()
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for job := range jobs {
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btc.CreateTile(job.x-1, job.z-1, job.i, job.j)
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}
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}
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func order(a, b int) (int, int) {
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if a < b {
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return a, b
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}
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return b, a
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}
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func createBaseLevel(
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address string,
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xMin, zMin, xMax, zMax int,
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transparent bool,
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colorsFile, outDir string,
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numWorkers int) (err error) {
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var colors *common.Colors
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if colors, err = common.ParseColors(colorsFile); err != nil {
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return
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}
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baseDir := filepath.Join(outDir, baseLevelDir)
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if err = os.MkdirAll(baseDir, os.ModePerm); err != nil {
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return
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}
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jobs := make(chan blockPos)
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var done sync.WaitGroup
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for i := 0; i < numWorkers; i++ {
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var client *common.RedisClient
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if client, err = common.NewRedisClient("tcp", address); err != nil {
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return
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}
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done.Add(1)
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btc := common.NewBaseTileCreator(client, colors, transparent, baseDir, false)
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go createTiles(btc, jobs, &done)
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}
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zMin, zMax = order(zMin, zMax)
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for x, i := int16(xMin), 0; x <= int16(xMax); x += 16 {
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xDir := filepath.Join(baseDir, strconv.Itoa(i))
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log.Printf("creating dir: %s\n", xDir)
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if err = os.MkdirAll(xDir, os.ModePerm); err != nil {
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log.Fatalf("Cannot create directory '%s': %s\n", xDir, err)
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}
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for z, j := int16(zMin), 0; z <= int16(zMax); z += 16 {
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jobs <- blockPos{x: x, z: z, i: i, j: j}
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j++
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}
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i++
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}
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close(jobs)
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done.Wait()
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return
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}
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